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Test ID UHSD1 Hemosiderin, Random, Urine

Specimen Required

Container/Tube: Plastic urine container

Specimen Volume: 13 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

Useful For

Detecting hemosiderinuria, secondary to excess hemolysis, as in incompatible blood transfusions, severe acute hemolytic anemia, or hemochromatosis

Method Name

Hemosiderin: Rous Method

Hemoglobin: Dipstick

RBC: Microscopy

Reporting Name

Hemosiderin, U

Specimen Type


Specimen Minimum Volume

12 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 7 days
  Frozen  7 days
  Ambient  2 hours

Reference Values




HEMOGLOBIN (internal specimens only)



RED BLOOD CELLS (internal specimens only)

<3 RBC/hpf

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
UHSD1 Hemosiderin, U 4644-1


Result ID Test Result Name Result LOINC Value
HSD_U Hemosiderin, U 4644-1
HGB8 Hemoglobin, U 57751-0
RBC5 RBC, U 13945-1

Day(s) Performed

Monday through Sunday

Report Available

1 day